Home / 185,017.02-255,324.24-100,134.06

Finding the Fourth Proportional to 185,017.02, 255,324.24 and 100,134.06

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Solution

The fourth proportional to 185,017.02, 255,324.24 and 100,134.06 is: 138,185.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,017.02 : 255,324.24 = 100,134.06 : x
  2. Step 2: Convert to fraction form
    185,017.02/255,324.24 = 100,134.06/x
  3. Step 3: Cross multiply
    185,017.02x = 255,324.24 × 100,134.06
  4. Step 4: Simplify right side
    185,017.02x = 25,566,652,767.61
  5. Step 5: Solve for x
    x = 25,566,652,767.61/185,017.02
  6. Step 6: Final answer
    x = 138,185.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.